King Coal (Heathen Edition) - Hardcoverby Upton Sinclair (Author), Georg Brandes (Introduction by) Upton Sinclair (1878 1968), a self described socialist propagandist, was a prolific American author and trailblazing social crusader who sought to uncloak the "wage slavery" of workers by pioneering investigative journalism known as "muckraking." His 1906 expos The Jungle blew the whistle on deplorable sanitary and labor conditions in the U. S. meatpacking industry, triggering a thunderous